/*
 * Copyright 2010-2012 Susanta Tewari. <freecode4susant@users.sourceforge.net>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package commons.util;

/**
 * @author Susanta Tewari
 * @version 1.0 Jan 6, 2011
 */
public class ClassUtil {

    /**
     * Checks if the type represented by {@code classString} is a subtype (including itself)
     * of the type represented by the {@code class} object
     *
     * @param classString fully qualified class name
     * @param cls
     * @return true, if the type represented by {@code classString} is a subtype (including itself)
     *         of the type represented by the {@code class} object; false otherwise
     * @throws ClassNotFoundException if the class represented by {@code classString} is not found
     * @cls class against which to check
     */
    public static boolean isSubClassOf(String classString, Class cls)
            throws ClassNotFoundException {

        Class subClass = Class.forName(classString);

        return cls.isAssignableFrom(subClass);
    }
}
